Home / 13,951.04-20,908.74-6,539.16

Finding the Fourth Proportional to 13,951.04, 20,908.74 and 6,539.16

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Solution

The fourth proportional to 13,951.04, 20,908.74 and 6,539.16 is: 9,800.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,951.04 : 20,908.74 = 6,539.16 : x
  2. Step 2: Convert to fraction form
    13,951.04/20,908.74 = 6,539.16/x
  3. Step 3: Cross multiply
    13,951.04x = 20,908.74 × 6,539.16
  4. Step 4: Simplify right side
    13,951.04x = 136,725,699.19
  5. Step 5: Solve for x
    x = 136,725,699.19/13,951.04
  6. Step 6: Final answer
    x = 9,800.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.